Fall Midterm Review 24-25

A phospholipid has two parts. What are they called?

• Hydrophilic Head, Hydrophobic Tail

• Hydrophobic Head, Hydrophilic Tail

"Water Fearing" 

• Hydrophobic
• Hydrophilic 
• Hydroelectric 
• Hydroloric

Tags

NGSS.HS-ESS2-5

___________ form the two layers of the cell membrane. 

• Carbohydrates 
• Proteins 
• Phospholipids 
• Cholesterol

Which of the following is a function of the cell membrane?

• breaks down lipids, carbohydrates, and proteins from foods

• stores water, salt, proteins, and carbohydrates

• synthesizes proteins and other macromolecules

• regulates the movement of materials into and out of the cell

Tags

NGSS.MS-LS1-2

Which term describes the relatively constant internal physical conditions of an organism?

• cell specialization

• homeostasis

• permeability

• unicellularity

Tags

NGSS.HS-LS1-3

Which of the following are embedded in the phospholipid bilayer and help substances pass through?

• lipids

• proteins

• cholesterol

• carbohydrates

The type of cellular transport that requires no energy.

• Active Transport
• Protein Pumps
• Passive Transport
• Endocytosis

Most of the cell membrane is made of...

• Lipids
• Carbohydrates
• Proteins
• Nucleic acids

Phospholipid heads are...

• Hydrophobic
• Hydrophilic

The _____ in the plasma membrane prevents the fatty acids tails from sticking together. 

• carbohydrate chains
• cholesterol
• proteins
• lipids